ANKARA, April 15. /TASS/. At least 20 people have been killed in an explosion in Syria’s Aleppo, Turkish TV channel CNN Turk reported, citing a source at the site.

According to the TV channel, the explosion shook an Iranian training camp in southern Aleppo. Ambulances and rescue crews are arriving to the area. Planes were spotted in the explosion area, but their identity is unknown, the TV channel report.

There is no information about the cause of the explosion or the official confirmation of the incident yet.